班级资源模块的权限修改

app/controllers/application_controller.rb

@@ -376,7 +376,7 @@ class ApplicationController < ActionController::Base
         if @attachment.get_status_by_attach(User.current.id) == 2
           return true
         else
-          allowed = User.current.allowed_to?(:course_attachments_download, @course, :global => false)
+          allowed = syllabus_course_member(User.current, @course) || @attachment.is_public == 1
         end
       else
         return true